input:

10
2000 80
9 25
39 66
5 63
59 17
45 19
41 21
21 75
21 61
1 65
29 61
11 23
38 51
1 3
41 59
41 61
61 33
45 65
80 49
38 49
45 79
66 60
61 41
56 33
65 57
26 17
36 1
77 11
13 28
25 41
33 23
66 16
4 73
1 1
57 61
32 11
31 29
42 21
37 69
53 59
1 66
54 70
21 57
65 49
49 18
6 5
11 1
1 67
78 49
43 30
27 1
57 7...

output:

1331334000
1331334000
1331334000
1331334000
1331334000
1331334000
1331334000
1331334000
1331334000
1331334000

result:

wrong answer 1st lines differ - expected: '306097111', found: '1331334000'